MCP connectors for ChatGPT

Attest

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Scan agent payment endpoints (x402, AP2, L402, MPP, 402) for a trust grade A-F before paying.

attest-mcp-remote

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Zero-install remote MCP server for proof-of-existence file attestation.

Attestd MCP

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Give your coding assistant or AI agent deterministic CVE and supply-chain signals for any dependency, before it gets added, deployed, or acted on.

• Check Package Vulnerability: Check whether a software package or infrastructure product version has known CVE vulnerabilities or a confirmed supply chain compromise. Call this before adding, updating,
• List Covered Products: Returns Attestd-covered products for CVE checks. With an API key, returns live data from GET /v1/products (CVE infrastructure slugs plus monitored supply chain packages). Withou
• Check Batch Vulnerabilities: Check up to 100 software packages or infrastructure products in a single request. Each item is billed as one API call. Use this instead of multiple check_package_vulnerabi

Attester Oracle

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Verify PyPI and npm packages, symbols, and version diffs against real artifacts.

Human verification for AI agents.

• Get Services: List Attestly's verification services, prices (USDC), and how payment works.
• Request Verification: Ask a real human to verify a fact or an entity, returned as a signed attestation. service: 'entity_check' (does this business/entity exist & match?) or 'claim_check' (is this cla
• Get Attestation: Fetch an attestation by id: status, and (when completed) the signed verdict, evidence, confidence, signature, and public key so you can verify it yourself.

EN 16931: validate invoice data or a UBL/CII file, emit UBL or CII XML.

Attio

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Attio is a fully customizable workspace for your team's relationships and workflows.

• Create Comment: Creates a new comment on a record, list entry, or as a reply to an existing comment thread. Provide exactly one of: (parent_object + parent_record_id) for records, (parent_list + paren
• Add Record To List: Add a record to a list as a new list entry. IMPORTANT: Before calling this tool: 1) You should call list-list-attribute-definitions for the target list to understand which entry at
• Create Note: Creates a new note attached to a record. Returns the created note's ID.

Attom

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ATTOM MCP — Premium real estate data from ATTOM Data Solutions

ATTRACTOR Verification & State

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Verify structured artifacts, discover local tools and hand off immutable public state.

Catch conversations going quiet — watch outcomes and search Gmail, Slack, and meetings.

Atualização Monetária

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Atualização Monetária Atualização monetária automática para IA.

• Calculo Atualizar: Atualização monetária / liquidação de débito judicial: corrige parcelas por um índice oficial (IPCA, INPC, IGP-M, SELIC, TR…) e aplica juros, multa e honorários. Retorna detalhament
• Calculo Indice: Consulta de índice oficial: fator de correção acumulado entre duas datas (mês inicial excluído, mês final incluído — convenção BACEN/IBGE). Se `valor` informado, retorna o valor corrig
• Calculo Salario Minimo: Salário mínimo nacional vigente de um ano (dinâmico, IPEADATA). Base para dosimetria (dia-multa), pensão por % do SM e mínimo existencial.

atv

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AI-native access to aarna's tokenized yield vaults on Ethereum and Base.

• List Vaults: List all available ATV vaults. Returns vault metadata including address, chain, withdraw type, contract type, and supported deposit tokens with balances.
• Get Vault: Get metadata for a specific ATV vault by its contract address.
• Get Vault Nav: Get the current Net Asset Value (NAV) of an ATV vault in USD.

AU Agent Utilities

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Reliable Australian utility tools for AI agents.

• Check Australian Business Day: Check whether a date is a business day in an Australian state or territory and return the previous and next business day.
• Calculate Australian Business Date: Add or subtract Australian business days from a date for a specified state or territory. Positive numbers move forward and negative numbers move backward. The start
• Count Australian Business Days: Count business days between two Australian calendar dates for a specified state or territory. Boundary inclusion is explicit so agents do not have to guess the counting

Australian business-day and public-holiday calculations for AI agents, including previous and next business day across all Australian states and territories.

• Check Australian Business Day: Check whether a date is a business day in an Australian state or territory and return the previous and next business day.

A French address, all public facts: parcel, zoning, risks, permits, sales, energy labels.

Historical ES Book Pressure data, matched evidence, and evaluation guidance for $5 USDC via x402.

Audiala

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Audio-guide and trip-planning tools for 1,100+ cities from Audiala.

Set the intended audience for a briefing

Financial podcast intelligence platform — sentiment, narrative, and asset signals from 100+ podcasts

audioknihy-catalog

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First Czech audiobook catalog MCP server with cross-partner price comparison.

• Search Audiobooks: Full-text + fuzzy search across 12 367 Czech audiobooks (title, author, narrator). Use when an agent needs to resolve a free-form query into one or more audiobook records.
• Get Audiobook: Full audiobook detail by author + work slug — title, description, cover, runtime, ISBN, genres, narrator, publisher, and the full table of active offers across retail partners.
• Find Cheapest Offer: Lowest-price active offer for an audiobook across all affiliate partners. USP — only Czech site that compares audiobook prices across all major retail partners.

audioknihy.cz Catalog

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Czech audiobook catalog MCP server.

Search speech in podcasts, government meetings, and your own audio: speakers, entities, timestamps.

See how AI assistants answer about your brand

audit

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AgentReady.market audit: can an AI shopping agent find, understand and BUY on this store?

AI website growth audits: SEO, performance, AI readiness (GEO), conversion, a11y, security.

Publisher revenue audit: ads.txt and ad-stack checks, Sulvo onboarding, and Boost ad-block recovery

Your audit methodology inside Claude: findings, risks, controls and workpapers in your team format.

Search SEC EDGAR for going-concern auditor opinions in real 10-K/10-Q filings.

auditsnap

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Helps AI assistants identify Xero audit trail gaps, generate year-end checklists, draft engagement letter clauses, and explain Xero's limitations to…

• Check Audit Gaps: Analyses a Xero accounting scenario and identifies audit trail gaps — what Xero is hiding, the risk, and how to fix it.
• Get Year End Checklist: Returns a practical Xero year-end sign-off checklist for a jurisdiction (UK, AU, or NZ).
• Get Engagement Clause: Returns a ready-to-paste engagement letter clause protecting the practice from Xero retroactive changes.

Free preview websites for local trades, then Stripe Checkout for $29/mo hosting.